Demonstrators march while holding a banner reading, "Change policy and government", during a protest in Lisbon February 16, 2013. General Confederation of the Portuguese Workers (CGTP) Intersindical workers union on Saturday, held demonstrations in Portuguese cities to protest against government austerity policies. REUTERS/Jose Manuel Ribeiro (PORTUGAL - Tags: POLITICS BUSINESS EMPLOYMENT CIVIL UNREST) - RTR3DVU7

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REUTERS

The song "Grandola, Vila Morena" first became a symbol of protest during the 1974 revolution that brought democracy to Portugal.